text: /*=============================================================================
  
    Library: CppMicroServices
  
    Copyright (c) German Cancer Research Center,
      Division of Medical and Biological Informatics
  
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
  
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
  
  =============================================================================*/
  
  #ifndef IDICTIONARYSERVICE_H
  #define IDICTIONARYSERVICE_H
  
  //! [service]
  #include <usServiceInterface.h>
  
  #include <string>
  
  #ifdef US_BUILD_SHARED_LIBS
  #ifdef Example_dictionaryservice_EXPORTS
    #define DICTIONARYSERVICE_EXPORT US_ABI_EXPORT
  #else
    #define DICTIONARYSERVICE_EXPORT US_ABI_IMPORT
  #endif
  #else
  #define DICTIONARYSERVICE_EXPORT US_ABI_EXPORT
  #endif
  
  /**
   * A simple service interface that defines a dictionary service.
   * A dictionary service simply verifies the existence of a word.
   **/
  struct DICTIONARYSERVICE_EXPORT IDictionaryService
  {
    // Out-of-line virtual desctructor for proper dynamic cast
    // support with older versions of gcc.
    virtual ~IDictionaryService();
  
    /**
     * Check for the existence of a word.
     * @param word the word to be checked.
     * @return true if the word is in the dictionary,
     *         false otherwise.
     **/
    virtual bool CheckWord(const std::string& word) = 0;
  };
  //! [service]
  
  #endif // DICTIONARYSERVICE_H
  